Washington State Parks and Recreation turns 102 this year.
Website: http://www.parks.wa.gov/
List of 2015 “Discover Pass Fee free days” in 2015 when visitors are not required to display the Discover Pass to visit a Washington State Park.
Jan. 18-19: Martin Luther King, Jr. Day
March 19: State Parks' 102nd birthday
April 4: Saturday Spring Day
April 22: Earth Day
May 10: Sunday Spring Day
June 6: National Trails Day
June 13: National...
